Company lists · Data refreshed October 2026

Top 25 Electronics testing and inspection services based in the United Kingdom

Name: Electronics testing and inspection services based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 12, 2026 423 companies tracked

RevenueBase identified 423 company matches for electronics testing and inspection services associated with the United Kingdom as of October 2026 and tracks 33,641 professional contacts across them, including 11,901 with verified work emails. London is the largest hub.

This list covers company matches for electronics testing and inspection services associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 12, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 12, 2026 How this list was built

423Companies

33,641Contacts tracked

11,901Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest electronics testing and inspection services based in the United Kingdom

Ranked by team size

Top 25 of 423 company matches for electronics testing and inspection services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Intertek	Exact match	London, United KingdomHQ recorded Oct 12, 2026	10001+	24,130 contacts →
	Exact match “Intertek is a leading Total Quality Assurance provider to industries worldwide.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2	Element Materials Technology	Exact match	London, United KingdomHQ recorded Oct 12, 2026	5,001-10,000	4,423 contacts →
	Exact match “The Element Materials Technology Group is one of the world’s leading global providers of testing, inspection, and certification services for a diverse range of products…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3	Socotec UK & Ireland	Exact match	Burton Upon Trent, United KingdomHQ recorded Oct 12, 2026	1,001-5,000	898 contacts →
	Exact match “SOCOTEC UK is a network of industry-leading experts we empower ambitious businesses at every stage of the asset lifecycle.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4	British Engineering Services Group	Exact match	Warrington, United KingdomHQ recorded Oct 12, 2026	1,001-5,000	775 contacts →
	Exact match “Testing, inspection, certification and compliance is our core business so that’s what gets 100% of our focus.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5	Sonomatic Limited	Exact match	Aberdeen, United KingdomHQ recorded Oct 12, 2026	201-500	213 contacts →
	Exact match “Sonomatic is a worldwide organisation that specialises in the design, development, and application of Non-Destructive Testing (NDT) inspections.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6	Warringtonfire	Exact match	Warrington, United KingdomHQ recorded Oct 12, 2026	201-500	183 contacts →
	Exact match “Warringtonfire is proud to be part of Element Materials Technology, the leader in Testing, Inspection, Certification and Calibration services.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7	Elcometer Inspection Equipment	Exact match	Manchester, United KingdomHQ recorded Oct 12, 2026	201-500	140 contacts →
	Exact match “For more than seventy years Elcometer has been a world leader in the design, manufacture and supply of Coating Inspection and Physical Test Equipment, Ultrasonic NDT equipment and…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8	Phenna Group	Exact match	London, United KingdomHQ recorded Oct 12, 2026	5,001-10,000	106 contacts →
	Exact match “Phenna Group is a global family of specialist businesses delivering Testing, Inspection, Certification and Compliance (TICC) services to customers worldwide.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9	Seaward	Exact match	Peterlee, United KingdomHQ recorded Oct 12, 2026	51-200	81 contacts →
	Exact match “With over 75 years’ experience at the cutting edge of electrical safety testing, our expertise and innovations have produced a number of world firsts.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10	Basec Group Limited Basec	Exact match	Milton Keynes, United KingdomHQ recorded Oct 12, 2026	51-200	60 contacts →
	Exact match “BASEC Group Limited, a part of Kiwa, is a global leader in product testing and certification services for power, energy, data/signal cables and ancillary products, in addition to…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11	Amfax LTD	Exact match	Blandford Forum, United KingdomHQ recorded Oct 12, 2026	51-200	59 contacts →
	Exact match “Amfax is a world class test system solutions provider, delivering high quality, high performance and cost effective automated test equipment to the aerospace, defence, rail &…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12	Eurofins E&e UK	Exact match	York, United KingdomHQ recorded Oct 12, 2026	51-200	53 contacts →
	Exact match “Eurofins E&E UK provides a comprehensive range of testing, certification and compliance services for designers and manufacturers of electronic and electrical products.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13	NDT Group	Exact match	Deeside, United KingdomHQ recorded Oct 12, 2026	11-50	51 contacts →
	Exact match “We protect people, assets and the environment in high-risk industries through precise, responsive and reporting-led inspection services that give our clients total confidence in…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14	Morgan-Ward NDT Limited	Exact match	High Peak, United KingdomHQ recorded Oct 12, 2026	11-50	45 contacts →
	Exact match “Morgan Ward NDT is one of the world’s leading providers of non-destructive testing, inspection and advisory services to the aerospace, petrochemical, defence and general…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15	Envirochem Analytical Laboratories LTD	Exact match	Fareham, United KingdomHQ recorded Oct 12, 2026	51-200	44 contacts →
	Exact match “At Envirochem, we empower businesses to stay compliant, safe, and efficient with our industry-leading environmental risk mitigation services.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16	Celnor Group	Exact match	London, United KingdomHQ recorded Oct 12, 2026	1,001-5,000	41 contacts →
	Exact match “We’re an international service provider in the Testing, Inspection, Certification and Compliance (TICC) sector.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17	XJTAG	Exact match	Cambridge, United KingdomHQ recorded Oct 12, 2026	11-50	41 contacts →
	Exact match “XJTAG is a world leading producer of automated test equipment, with a wide range of tools for complex debug, test and programming.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18	Calbarrie Compliance Services LTD	Exact match	Cheltenham, United KingdomHQ recorded Oct 12, 2026	51-200	39 contacts →
	Exact match “Calbarrie Compliance Services Ltd (Calbarrie) is the UK’s market leader in electrical compliance services and has been trading within the Health & Safety and Compliance sectors…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19	Intersafe Limited	Exact match	Southampton, United KingdomHQ recorded Oct 12, 2026	11-50	37 contacts →
	Exact match “COMPANY OVERVIEW Based near Southampton, Intersafe are compliance specialists providing a range of electrical testing services for large, commercial sites.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20	SGS GAS Analysis Services	Exact match	Stirling, United KingdomHQ recorded Oct 12, 2026	51-200	36 contacts →
	Exact match “SGS Gas Analysis Services: Specialists in Gas Testing, Instrumentation, Validation and Design.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21	Martindale Electric Co. LTD	Exact match	Watford, United KingdomHQ recorded Oct 12, 2026	11-50	35 contacts →
	Exact match “With over 95 years of experience, Martindale Electric is one of the most trusted brands in electrical safety testing.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22	WQ Inspection & Certification LTD	Exact match	Tipton, United KingdomHQ recorded Oct 12, 2026	11-50	31 contacts →
	Exact match “WQ Inspection & Certification Ltd are a UKAS accredited Inspection Body, Certification Body and Testing Laboratory, Number 9430.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23	Zwickroell UK & Ireland	Exact match	Worcester, United KingdomHQ recorded Oct 12, 2026	51-200	29 contacts →
	Exact match “ZwickRoell is a leading, global supplier of materials and component testing machines.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
24	Group Management Electrical Surveys Limited	Exact match	Halifax, United KingdomHQ recorded Oct 12, 2026	11-50	29 contacts →
	Exact match “For the last 25 years, Group Management Electrical Surveys have been providing Electrical Inspection, Test and Documentation services to many of the UK's leading companies.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25	Micro Precision	Exact match	Maidstone, United KingdomHQ recorded Oct 12, 2026	51-200	28 contacts →
	Exact match “Offering a comprehensive solution to meet the demands of Test & Measurement professionals both nationally and internationally, including Test Equipment Sales, Calibration…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “electronics testing and inspection services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 423 electronics testing and inspection services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 11,901 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Electronics testing and inspection services based in the United Kingdom at a glance

As of Oct 12, 2026

35.4%Verified-email coverage

79.5Average contacts per company

1-10Median size (employees)

6.9%Largest-city concentration · London

Oct 12, 2026Page data refreshed

Companies by employee count

1-10

249

11-50

119

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 423 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with the United Kingdom whose business descriptions match “electronics testing and inspection services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 11,901 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on October 12, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Electronics testing and inspection services by metro

Electronics testing and inspection services in London29

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “electronics testing and inspection services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electronics testing and inspection services are there based in the United Kingdom?

RevenueBase identified 423 company matches for electronics testing and inspection services associated with the United Kingdom as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Intertek tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most electronics testing and inspection services?

London leads with 29 company records, followed by Manchester (11) and Sheffield (7).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 11,901 professional contacts with verified work emails tracked across these 423 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 12, 2026.

Ready to reach these companies? Verified emails and direct dials for all 423 electronics testing and inspection services based in the United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

Electronics testing and inspection services by geography

Browse the directory

About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.